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Geological Map of a Portion of the Flat-Top Coal Field Showing the Approximate Outcrop of the Pocahontas or No. 3 Coal Bed in McDowell County, West Virginia
Map shows the coal beds at Flat-Top Coal Fields in McDowell County, West Virginia. It contains an index of openings in the coal bed, and a scale of sections, as well as a key to limestone and shale locations.